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Q. No.How many nucleosomes are present in the nucleus of diploid eukaryotic cell which possess 6.6 x 109 bp?
1. 3.3 x 107
2. 6.6 x 106
3. 6.6 x 108
4. 3.3 x 109
Subtopic: DNA Packaging |
65%
From NCERT
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How many different amino acids would be there in the polypeptide translated from the translation unit of given stretch of mRNA?
1. Three
2. Two
3. Five
4. Four
1. Three
2. Two
3. Five
4. Four
Subtopic: Translation |
From NCERT
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During post transcriptional modification of hnRNA, the introns are removed by a complex substance. This complex has:
1. RNA and Protein
2. DNA and RNA
3. Ribozyme and protein
4. RNA polymerase and DNA polymerase
1. RNA and Protein
2. DNA and RNA
3. Ribozyme and protein
4. RNA polymerase and DNA polymerase
Subtopic: Transcription |
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Chromosome walking is?
1. used in genetic mapping
2. observed during mitosis
3. to see position of Ribosomes on nuclear membrane
4. to check the expression of mutant genes
1. used in genetic mapping
2. observed during mitosis
3. to see position of Ribosomes on nuclear membrane
4. to check the expression of mutant genes
Subtopic: Human Genome Project |
54%
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During DNA replication, supercoiling is relaxed by:
1. Primase
2. Polymerase
3. DNA Topoisomerase
4. SSBPs
1. Primase
2. Polymerase
3. DNA Topoisomerase
4. SSBPs
Subtopic: DNA Replication |
75%
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Which of the following is not true?
| 1. | β-Galactosidase–Lac operon |
| 2. | Photorespiration–C3 plants |
| 3. | Krebs cycle–mitochondrial matrix |
| 4. | Southern Hybridization–related to identification of RNA sequence |
Subtopic: DNA Fingerprinting |
89%
From NCERT
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Subtopic: Genetic Code |
91%
From NCERT
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In DNA 20% bases are adenine. What percentage of bases are pyrimidines?
1. 30%
2. 60%
3. 50%
4. 20%
1. 30%
2. 60%
3. 50%
4. 20%
Subtopic: The DNA |
50%
From NCERT
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Subtopic: Translation |
75%
From NCERT
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Minisatellites or VNTR's are used in:
1. DNA Fingerprinting
2. Polymerase Chain Reaction, (PCR)
3. gene therapy
4. gene mapping
1. DNA Fingerprinting
2. Polymerase Chain Reaction, (PCR)
3. gene therapy
4. gene mapping
Subtopic: DNA Fingerprinting |
92%
From NCERT
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